php 简单简洁分页类

php 简单简洁分页类php
myde_count = $this -> numeric($myde_count);$this -> myde_size  = $this -> numeric($myde_size);$this -> myde_page  = $this -> numeric($myde_page);$this -> page_limit = ($this -> myde_page * $this -> myde_size) - $this -> myde_size;$this -> page_url       = $page_url;if($this -> myde_page myde_page =1;if($this -> myde_count myde_page =0;$this -> myde_page_count  = ceil($this -> myde_count/$this -> myde_size);if($this -> myde_page_count myde_page_count = 1;if($this -> myde_page > $this -> myde_page_count) $this -> myde_page = $this -> myde_page_count;$this -> page_i = $this -> myde_page - 2;$this -> page_ub = $this -> myde_page + 2;if($this -> page_i$this -> page_ub = $this -> page_ub + (1 - $this -> page_i);$this -> page_i = 1;}if($this -> page_ub > $this -> myde_page_count){$this -> page_i = $this -> page_i - ($this -> page_ub - $this -> myde_page_count);$this -> page_ub = $this -> myde_page_count;if($this -> page_i page_i = 1;}}private function numeric($id) //判断是否为数字{if (strlen($id)){if (!ereg("^[0-9]+$",$id)){$id = 1;}else{$id = substr($id,0,11);}}else{$id = 1;}return $id;}private function page_replace($page) //地址替换{return str_replace("{page}", $page, $this -> page_url);}private function myde_home() //首页{if($this -> myde_page != 1){return "page_replace(1).""  title="首页" >首页n";}else{return "首页n";}}private function myde_prev() //上一页{if($this -> myde_page != 1){return "page_replace($this->myde_page-1) .""  title="上一页" >上一页n";}else{return "上一页n";}}private function myde_next() //下一页{if($this -> myde_page != $this -> myde_page_count){return "page_replace($this->myde_page+1) .""  title="下一页" >下一页n";}else{return "下一页n";}}private function myde_last() //尾页{if($this -> myde_page != $this -> myde_page_count){return "page_replace($this -> myde_page_count).""  title="尾页" >尾页n";}else{return "尾页n";}}function myde_write($id='page') //输出{$str  = "n n  ";$str .= "总记录:".$this -> myde_count."n";$str .= "".$this -> myde_page."/".$this -> myde_page_count."n";$str .= $this -> myde_home();$str .= $this -> myde_prev();for($page_for_i = $this -> page_i;$page_for_i page_ub; $page_for_i++){if($this -> myde_page == $page_for_i){$str .= "".$page_for_i."n";}else{$str .= "page_replace($page_for_i)."" title="第".$page_for_i."页">";$str .= $page_for_i . "n";}}$str .= $this -> myde_next();$str .= $this -> myde_last();$str .= "myde_page.""";$str .= " onkeydown="javascript: if(event.keyCode==13){ location='";$str .= $this -> page_replace("'+this.value+'")."';return false;}"";$str .= " title="输入您想要到达的页码" />n";$str .= "n n";return $str;}}/*-------------------------实例--------------------------------*$page = new PageClass(1000,5,$_GET['page'],'?page={page}');//用于动态$page = new PageClass(1000,5,$_GET['page'],'list-{page}.html');//用于静态或者伪静态$page -> myde_write();//显示*/?>